{"id":242892,"date":"2026-08-19T05:22:48","date_gmt":"2026-08-19T10:22:48","guid":{"rendered":"https:\/\/lifeboat.com\/blog\/2026\/08\/krypton-gas-emerges-as-a-new-ingredient-for-quantum-computing"},"modified":"2026-08-19T05:22:48","modified_gmt":"2026-08-19T10:22:48","slug":"krypton-gas-emerges-as-a-new-ingredient-for-quantum-computing","status":"publish","type":"post","link":"https:\/\/lifeboat.com\/blog\/2026\/08\/krypton-gas-emerges-as-a-new-ingredient-for-quantum-computing","title":{"rendered":"Krypton gas emerges as a new ingredient for quantum computing"},"content":{"rendered":"<p><a class=\"aligncenter blog-photo\" href=\"https:\/\/lifeboat.com\/blog.images\/krypton-gas-emerges-as-a-new-ingredient-for-quantum-computing.jpg\"><\/a><\/p>\n<p>To commercialize quantum computing, manufacturers need high-quality superconducting materials for microchips, but they also require a reliable, sustainable nanofabrication process. Tantalum is a corrosion-resistant metal that meets the first criterion but not the second. That\u2019s because it has to be deposited on a substrate at temperatures that typically exceed 400\u00b0C (752\u00b0F)\u2014too hot for many semiconductor foundries\u2019 current tools.<\/p>\n<p>Cornell researchers have developed a method that uses krypton gas to slash that deposition temperature to 200\u00b0C (392\u00b0F) while depositing tantalum on silicon, a standard high-quality substrate. The process resulted in thin films that also have substantially higher electronic conductivity.<\/p>\n<p>\u201cTantalum as a material has been shown to be very exciting from a device performance perspective, but its manufacturability had some question marks because of integration challenges such as required process temperatures,\u201d said Valla Fatemi, assistant professor and Aref and Manon Lahham Faculty Fellow in the Cornell Duffield College of Engineering, who led the project.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>To commercialize quantum computing, manufacturers need high-quality superconducting materials for microchips, but they also require a reliable, sustainable nanofabrication process. Tantalum is a corrosion-resistant metal that meets the first criterion but not the second. That\u2019s because it has to be deposited on a substrate at temperatures that typically exceed 400\u00b0C (752\u00b0F)\u2014too hot for many semiconductor [\u2026]<\/p>\n","protected":false},"author":427,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1523,1617,17],"tags":[],"class_list":["post-242892","post","type-post","status-publish","format-standard","hentry","category-computing","category-quantum-physics","category-sustainability"],"_links":{"self":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/242892","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/users\/427"}],"replies":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/comments?post=242892"}],"version-history":[{"count":0,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/242892\/revisions"}],"wp:attachment":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/media?parent=242892"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/categories?post=242892"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/tags?post=242892"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}